几何作图与函数图像示例

GeoGebra 命令及参数

1. Polygon(A, B, 4) → square, f, g, h, i, C, D
2. Sequence(Segment[A + (i * (B - A) / n), D + (i * (C - D) / n)], i, 0, n) → vertical
3. Point(Element[vertical, 1]) → A1
4. Derivative(u, x) → ux
5. Derivative(u, y) → uy
6. Derivative(v, x) → vx
7. Derivative(v, y) → vy
8. Sequence(Segment[A + (i * (D - A) / n), B + (i * (C - B) / n)], i, 0, n) → horizontal
9. Point(Element[vertical, 2]) → A2
10. Point(Element[vertical, 3]) → A3
11. Point(Element[vertical, 4]) → A4
12. Point(Element[vertical, 5]) → A5
13. Point(Element[vertical, 6]) → A6
14. Point(Element[vertical, 7]) → A7
15. Point(Element[vertical, 8]) → A8
16. Point(Element[horizontal, 1]) → B1
17. Point(Element[horizontal, 2]) → B2
18. Point(Element[horizontal, 3]) → B3
19. Point(Element[horizontal, 4]) → B4
20. Point(Element[horizontal, 5]) → B5
21. Point(Element[horizontal, 6]) → B6
22. Point(Element[horizontal, 7]) → B7
23. Point(Element[horizontal, 8]) → B8
24. Locus(C1, A1) → E1
25. Locus(C2, A2) → E2
26. Locus(C3, A3) → E3
27. Locus(C4, A4) → E4
28. Locus(C5, A5) → E5
29. Locus(C6, A6) → E6
30. Locus(C7, A7) → E7
31. Locus(C8, A8) → E8
32. Locus(D1, B1) → F1
33. Locus(D2, B2) → F2
34. Locus(D3, B3) → F3
35. Locus(D4, B4) → F4
36. Locus(D5, B5) → F5
37. Locus(D6, B6) → F6
38. Locus(D7, B7) → F7
39. Locus(D8, B8) → F8
40. Textfield(u) → InputBox1
41. Textfield(v) → InputBox2
42. Point(square) → E